Real parameters: alarm severity levels, KPI thresholds, SLA metrics

Alarm Severity and Response Targets

Standard alarm severity levels: Critical (service affecting, immediate response required, 15-minute acknowledgment SLA), Major (potential service impact, 30-minute response), Minor (no immediate impact, 4-hour response), Warning (informational, next business day review). Critical alarm examples: cell site down, transport link failure, core NF crash. Major alarm examples: sector degraded, high CPU utilization, backup failure. Typical MTTR targets: Critical incidents 2-4 hours, Major incidents 4-8 hours. Escalation rules: Critical incidents escalate to Tier 2 after 30 minutes, to management…